DrJack's BLIPSPOT for: FRI 10/02 Atkins_VA 2558ft pt29724@36.958,-81.342,2720ft SPONSORED BY: Randy Newberry BLIPSPOT sfc.temp. adjusted by -0.5 degF RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0955z - - 1000z - - - Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 75.0 - - 73.9 - - - Temp@2m Sfc.Heating - - - - - - 120 - - 47 - - - Sfc.Heating BL Depth - - - - - - 259 - - 260 - - - BL Depth Hcrit - - - - - - 2801 - - 2801 - - - Hcrit BL Top - - - - - - 2817 - - 2818 - - - BL Top Hgt.Variab. - - - - - - 5218 - - 4561 - - - Hgt.Variab. W* - - - - - - 135 - - 101 - - - W* B/S - - - - - - 3 - - 3 - - - B/S BL Wind - - - - - - 9 - - 7 - - - BL Wind Direction - - - - - - 247 - - 254 - - - Direction Wind Shear - - - - - - 0 - - 0 - - - Wind Shear Max.Converg - - - - - - 0 - - -1 - - - Max.Converg CLOUDpotent - - - - - - -2187 - - -1497 - - - CLOUDpotentl sfcLCL - - - - - - 5004 - - 4315 - - - sfcLCL ODpotential - - - - - - -2940 - - -2419 - - - ODpotential blCL - - - - - - 5757 - - 5237 - - - blCL maxRH - - - - - - 91 - - 89 - - - maxRH CAPE - - - - - - 210 - - 470 - - - CAPE Temp@2m - - - - - - 75.0 - - 73.9 - - - Temp@2m DewPt@2m - - - - - - 62.4 - - 64.3 - - - DewPt@2m Temp@Bot - - - - - - 73.6 - - 73.0 - - - Temp@Bot DewPt@Bot - - - - - - 61.6 - - 63.7 - - - DewPt@bot Sfc.Heating - - - - - - 120 - - 47 - - - Sfc.Heating BL Depth - - - - - - 259 - - 260 - - - BL Depth EXPERIMENT - - - - - - 64 - - 57 - - - EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 14 - - - EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 97980 17 208 22 240 97980 90677 7 191 6 198 90677 85010 7 234 5 271 85010 80280 5 224 8 226 80280 76232 5 161 7 205 76232 72702 5 103 5 160 72702 69522 3 046 6 173 69522 66605 5 336 2 208 66605 63905 7 268 7 304 63905 61299 15 248 17 273 61299 58604 17 219 26 243 58604 55824 15 237 25 237 55824 53180 32 269 34 270 53180 50813 42 260 47 260 50813 48699 41 255 41 250 48699 46765 38 260 44 267 46765 44976 40 264 46 264 44976 43303 37 257 39 251 43303 41723 34 248 35 233 41723 40227 31 238 36 225 40227 38813 32 234 37 236 38813 37450 33 238 38 252 37450 36072 31 235 34 247 36072 34647 33 218 31 230 34647 33178 36 217 41 220 33178 31652 40 218 44 227 31652 30062 45 223 43 240 30062 28407 44 236 41 241 28407 26685 42 244 38 241 26685 24896 38 242 36 231 24896 23045 34 235 35 226 23045 21128 33 225 33 227 21128 19148 33 223 29 248 19148 17144 29 235 26 261 17144 15223 28 249 22 267 15223 13479 27 251 20 266 13479 11930 24 251 20 264 11930 10551 24 251 20 263 10551 9319 21 249 20 257 9319 8218 19 253 21 251 8218 7238 18 255 21 251 7238 6369 18 254 19 251 6369 5596 17 252 16 250 5596 4900 16 251 15 251 4900 4281 16 250 14 252 4281 3761 15 249 13 253 3761 3360 14 248 12 253 3360 3083 14 248 11 254 3083 2914 12 248 9*254 2914 2818 9*247 7*254 2818 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography